• Jun 5, 2026 transponder installation manual aircraft spruce nance logs with transponder installation and testing dates Periodic Maintenance and Inspection Regularly inspect the transponder and associated wiring for wear, corrosion, or damage Perform functional tests before each flight or as recommended by the manufacturer Ensure compliance with regulatory By Terrance Lowe
• Nov 7, 2025 piston engines chapter 3 lubrication aircraft spruce e inspection and maintenance. How often should engine oil be changed according to the guidelines in Chapter 3 of 'Aircraft Spruce'? Oil change intervals vary based on engine type and operating conditions, but generally, it is recommended to change oil every 25 to 50 flight hours or By Herminio Davis
